December 14, 2017
19th-century discovery now reveals modern human arrival in Sumatra
Modern humans began journeying out of Africa by at least 75,000 years ago, eventually expanding across the planet. Evidence of these early human …
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Sumatra
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August 15, 2017
Dehydrated sediment layer made Sumatra quake stronger
Subduction zones are notorious for unleashing great earthquakes and tsunamis, such as the 2004 magnitude-9.1 Sumatra quake that caused shaking …
April 1, 2016
Downgoing plate topography stopped 2005 Sumatra rupture
In late March 2005, a magnitude-8.7 earthquake struck off the northwest coast of Sumatra, Indonesia, rupturing a portion of the Sunda Megathrust …
May 9, 2012
Sumatran strike-slip earthquakes challenge seismologists
Events may shed light on regional tectonics, alter stress on nearby megathrust Following the magnitude-8.6 earthquake that struck off the coast …
January 5, 2012
Earthquake rocks Sumatra
Updated on Oct. 1: A second, magnitude-6.6 earthquake struck southern Sumatra, Indonesia, today at about 8:52 a.m. local time; this time, the …